



'''simple docstring'''





class __A     :



 '''simple docstring'''







 def __init__(self			)       ->	None:


      """simple docstring"""



      _a           =    {}  # Mapping from char to TrieNode
      _a           =    False



 def    a__    (self					,  A			)       ->	None:


      """simple docstring"""



      for word in words:
           self.insert(A			)



 def    a__    (self					,  A			)       ->	None:


      """simple docstring"""



      _a           =    self
      for char in word:
           if char not in curr.nodes:
                _a           =    TrieNode()
           _a           =    curr.nodes[char]
      _a           =    True



 def    a__    (self					,  A			)       ->	bool:


      """simple docstring"""



      _a           =    self
      for char in word:
           if char not in curr.nodes:
                return False
           _a           =    curr.nodes[char]
      return curr.is_leaf



 def    a__    (self					,  A			)       ->	None:


      """simple docstring"""



      def _delete(A					,  A					,  A			) -> bool:
           if index == len(A			):
                # If word does not exist
                if not curr.is_leaf:
                     return False
                _a           =    False
                return len(curr.nodes			) == 0
           _a           =    word[index]
           _a           =    curr.nodes.get(A			)
           # If char not in current trie node
           if not char_node:
                return False
           # Flag to check if node can be deleted
           _a           =    _delete(A					,  A					,  index + 1			)
           if delete_curr:
                del curr.nodes[char]
                return len(curr.nodes			) == 0
           return delete_curr

      _delete(self					,  A					,  0			)





def lowerCAmelCase    (__A    ,      __A):



     """simple docstring"""



     if node.is_leaf:
          print(__A    ,      end=''' ''')

     for key, value in node.nodes.items():
          print_words(__A    ,      word + key)




def lowerCAmelCase    ():



     """simple docstring"""



     _a           =    '''banana bananas bandana band apple all beast'''.split()
     _a           =    TrieNode()
     root.insert_many(__A)
     # print_words(root, "")
     assert all(root.find(__A) for word in words)
     assert root.find('''banana''')
     assert not root.find('''bandanas''')
     assert not root.find('''apps''')
     assert root.find('''apple''')
     assert root.find('''all''')
     root.delete('''all''')
     assert not root.find('''all''')
     root.delete('''banana''')
     assert not root.find('''banana''')
     assert root.find('''bananas''')
     return True




def lowerCAmelCase    (__A    ,      __A):



     """simple docstring"""



     print(str(__A)    ,      '''works!''' if passes else '''doesn\'t work :(''')




def lowerCAmelCase    ():



     """simple docstring"""



     assert test_trie()




def lowerCAmelCase    ():



     """simple docstring"""



     print_results('''Testing trie functionality'''    ,      test_trie())


if __name__ == "__main__":
  main()









'''simple docstring'''







from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_sentencepiece_available


lowerCAmelCase_     						=				{}

try:
    if not is_sentencepiece_available():
        raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
    pass
else:
    lowerCAmelCase_     						=				['''GPTSw3Tokenizer''']


if TYPE_CHECKING:
    try:
        if not is_sentencepiece_available():
            raise OptionalDependencyNotAvailable()
    except OptionalDependencyNotAvailable:
        pass
    else:
        from .tokenization_gpt_swa import GPTSwaTokenizer

else:
    import sys

    lowerCAmelCase_     						=				_LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)


